Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4CKL callsign genealogy
Currently held by Eickstadt, David L
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KR4CKL's current licensee, walking backwards.
- Eickstadt, David LTXgranted 2020-03-03cancelled 2020-08-29
Successor callsigns
Callsigns held now by people who previously held KR4CKL.
No current licensee on record previously held this callsign.